Public Sub invoiceDistAttribs()
    Dim oInvoice As CAPInvoice
    Set oInvoice = New CAPInvoice
    Dim oDist As IBBDistribution
    Dim oDistAttrib As IBBAttribute
    Dim oAttribAPI As IBBAttributesAPI
    Dim lAttribTypeID As Long
    'For use with the Attribute type server
    Dim oServices As FE_Services
    Set oServices = New FE_Services

    Dim oATS As CAttributeTypeServer

    oServices.Init fe_application.SessionContext
    Set oATS = oServices.CreateServiceObject(bbsoAttributeTypeServer)

    oATS.Init fe_application.SessionContext, bbGlobalAttributeType_GLTransaction
    'Name the attribute we're looking for for later use
    lAttribTypeID = oATS.GetAttributeTypeID("SomeAttribute")
    'Early cleanup of Attribute Type Server and Services object
    Set oATS = Nothing
    Set oServices = Nothing
    With oInvoice
        .Init fe_application.SessionContext
        .Load 2188 '' Adjust to system ID of invoice
        'Loop through all Distributions on the invoice
        For Each oDist In .Distribution
            Set oAttribAPI = oDist.Attributes
            'Add a new Attribute to the distribution
            With oAttribAPI.Add
                .Fields(Attribute_fld_ATTRIBUTETYPESID) = lAttribTypeID
                .Fields(Attribute_fld_VALUE) = "Value or Description of Attribute"
                .Fields(Attribute_fld_ATTRIBUTEDATE) = Date
                .Fields(Attribute_fld_COMMENTS) = "Generic Comment"
            End With
            'List all Attributes on the distribution
            For Each oDistAttrib In oAttribAPI
                With oDistAttrib
                    Debug.Print "ATDataType: " & .AttributeDataType
                    Debug.Print "ATRecordType: " & .AttributeRecordType
                    Debug.Print "MustBeUnique: " & .MustBeUnique
                    Debug.Print "Desc: " & .Fields(Attribute_fld_VALUE)
                    Debug.Print "ShortDesc: " & .ShortDescription
                    Debug.Print "Date: " & .Fields(Attribute_fld_ATTRIBUTEDATE)
                    Debug.Print "Comment: " & .Fields(Attribute_fld_COMMENTS)
                    Debug.Print "..."
                End With
            Next oDistAttrib

        Next oDist
    End With
    'Validate and Save
    Set oInvoice = Nothing
End Sub

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